activity
20192026
most citedSystematic Misestimation of Machine Learning Performance in Neuroimaging Studies of Depression

118 citations · 186 across the 14 of their papers we have counts for

collaborators

15 papers

q-bio.NC2026

Energy, Information, and the Limits of Neuropsychiatric Classification

Farbod Khodadadi, Mina Kheirkhah, Bita Shariatpanahi +15

Importance: The search for reliable neuroimaging biomarkers of mental disorders has remained elusive despite decades of research. Why clinically consequential disorders yield weak…

eess.IV2024

deepmriprep: Voxel-based Morphometry (VBM) Preprocessing via Deep Neural Networks

Lukas Fisch, Nils R. Winter, Janik Goltermann +25

Voxel-based Morphometry (VBM) has emerged as a powerful approach in neuroimaging research, utilized in over 7,000 studies since the year 2000. Using Magnetic Resonance Imaging (MRI…

cs.LG2023

GateNet: A novel Neural Network Architecture for Automated Flow Cytometry Gating

Lukas Fisch, Michael O. Heming, Andreas Schulte-Mecklenbeck +12

Flow cytometry is widely used to identify cell populations in patient-derived fluids such as peripheral blood (PB) or cerebrospinal fluid (CSF). While ubiquitous in research and cl…

q-bio.QM2023★ 2 cited

Classification of Major Depressive Disorder Using Vertex-Wise Brain Sulcal Depth, Curvature, and Thickness with a Deep and a Shallow Learning Model

Roberto Goya-Maldonado, Tracy Erwin-Grabner, Ling-Li Zeng +84

Major depressive disorder (MDD) is a complex psychiatric disorder that affects the lives of hundreds of millions of individuals around the globe. Even today, researchers debate if…

eess.IV2023

Deepbet: Fast brain extraction of T1-weighted MRI using Convolutional Neural Networks

Lukas Fisch, Stefan Zumdick, Carlotta Barkhau +8

Brain extraction in magnetic resonance imaging (MRI) data is an important segmentation step in many neuroimaging preprocessing pipelines. Image segmentation is one of the research…

cs.LG2023★ 3 cited

From Group-Differences to Single-Subject Probability: Conformal Prediction-based Uncertainty Estimation for Brain-Age Modeling

Jan Ernsting, Nils R. Winter, Ramona Leenings +13

The brain-age gap is one of the most investigated risk markers for brain changes across disorders. While the field is progressing towards large-scale models, recently incorporating…

q-bio.NC2021★ 7 cited

More Alike than Different: Quantifying Deviations of Brain Structure and Function in Major Depressive Disorder across Neuroimaging Modalities

Nils R. Winter, Ramona Leenings, Jan Ernsting +28

Introduction: Identifying neurobiological differences between patients suffering from Major Depressive Disorder (MDD) and healthy individuals has been a mainstay of clinical neuros…

eess.SY2021★ 6 cited

Towards a Network Control Theory of Electroconvulsive Therapy Response

Tim Hahn, Hamidreza Jamalabadi, Erfan Nozari +24

Electroconvulsive Therapy (ECT) is arguably the most effective intervention for treatment-resistant depression. While large interindividual variability exists, a theory capable of…

eess.SY2021★ 4 cited

A Network Control Theory Approach to Longitudinal Symptom Dynamics in Major Depressive Disorder

Tim Hahn, Hamidreza Jamalabadi, Daniel Emden +31

Background: The evolution of symptoms over time is at the heart of understanding and treating mental disorders. However, a principled, quantitative framework explaining symptom dyn…

q-bio.NC2021★ 1 cited

Genetic, Individual, and Familial Risk Correlates of Brain Network Controllability in Major Depressive Disorder

Tim Hahn, Nils R. Winter, Jan Ernsting +27

Background: A therapeutic intervention in psychiatry can be viewed as an attempt to influence the brain's large-scale, dynamic network state transitions underlying cognition and be…

cs.LG2021★ 1 cited

An Uncertainty-Aware, Shareable and Transparent Neural Network Architecture for Brain-Age Modeling

Tim Hahn, Jan Ernsting, Nils R. Winter +31

The deviation between chronological age and age predicted from neuroimaging data has been identified as a sensitive risk-marker of cross-disorder brain changes, growing into a corn…

eess.IV2021★ 9 cited

Predicting brain-age from raw T 1 -weighted Magnetic Resonance Imaging data using 3D Convolutional Neural Networks

Lukas Fisch, Jan Ernsting, Nils R. Winter +33

Age prediction based on Magnetic Resonance Imaging (MRI) data of the brain is a biomarker to quantify the progress of brain diseases and aging. Current approaches rely on preparing…

cs.SE2020

The PHOTON Wizard -- Towards Educational Machine Learning Code Generators

Ramona Leenings, Nils Ralf Winter, Kelvin Sarink +4

Despite the tremendous efforts to democratize machine learning, especially in applied-science, the application is still often hampered by the lack of coding skills. As we consider…

cs.LG2020★ 35 cited

PHOTONAI -- A Python API for Rapid Machine Learning Model Development

Ramona Leenings, Nils Ralf Winter, Lucas Plagwitz +12

PHOTONAI is a high-level Python API designed to simplify and accelerate machine learning model development. It functions as a unifying framework allowing the user to easily access…

q-bio.NC2019★ 118 cited

Systematic Misestimation of Machine Learning Performance in Neuroimaging Studies of Depression

Claas Flint, Micah Cearns, Nils Opel +15

We currently observe a disconcerting phenomenon in machine learning studies in psychiatry: While we would expect larger samples to yield better results due to the availability of m…